package com.da.cloud.cfgbeans;

import com.netflix.loadbalancer.IRule;
import com.netflix.loadbalancer.RandomRule;
import com.netflix.loadbalancer.RoundRobinRule;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.client.RestTemplate;

//boot -->spring   applicationContext.xml --- @Configuration配置   ConfigBean = applicationContext.xml
@Configuration
public class ConfigBean {
    @Bean
    @LoadBalanced//Spring Cloud Ribbon是基于Netflix Ribbon实现的一套客户端       负载均衡的工具。
    public RestTemplate getRestTemplate() {
        return new RestTemplate();
    }

    @Bean
    public IRule myRule() {
        //达到的目的，用我们重新选择的随机算法替代默认的轮询。
        return new RoundRobinRule();
        //return new RandomRule();
    }
}
